Eyelet Lace 57: Amphora

PATTERN
Cast on a multiple of 18 sts, +2.
Row 1 (RS): K1, *k1, yo, k1, ssk, k10, k2tog, k1, yo, k1, repeat from * to last st, k1.
Rows 2, 4, 6, 8, 10, and 12: Purl.
Row 3: K1, *k2, yo, k1, ssk, k8, k2tog, k1, yo, k2, repeat from * to last st, k1.
Row 5: K1, *k3, yo, k1, ssk, k2tog, k1, yo, yo, k1, ssk, k2tog, k1, yo, k3, repeat from * to last st, k1.
Row 7: K1, *k5, ssk, k1, yo, k2, yo, k1, k2tog, k5, repeat from * to last st, k1.
Row 9: K1, *k4, ssk, k1, yo, k4, yo, k1, k2tog, k4, repeat from * to last st, k1.
Row 11: K1, *yo, k1, ssk, k2tog, k1, yo, k6, yo, k1, ssk, k2tog, k1, yo, repeat from * to last st, k1.
Repeat rows 1-12.
Worked in the round, see Eyelet Lace 57 in the round